貪食蛇（預設版） | 程式專案

{"id":173589,"student_id":10,"content":"import random #載入產生隨機數的套件\nfrom game import (\n    set_backdrop, #設定背景\n    create_sprite, #創造角色\n    create_sound, #創造音效\n    draw_text, #繪製文字\n    key, #鍵盤狀態\n    forever, #重複不斷執行\n    stop, #遊戲結束\n)\n\nset_backdrop('bg_grid.jpg') #設定背景圖\nfood = create_sprite('apple.png', 'orange.png') #食物\nhead = create_sprite('head.png') #蛇頭\nhint = create_sprite('hint.png') #遊戲開始示意圖\ngameover = create_sprite('gameover.png') #遊戲結束示意圖\n\n# 設定蛇頭、食物、遊戲結束示意圖的圖層順序\nfood.layer = 1\nhead.layer = 2\ngameover.layer = 3\n\ngameover.hidden = True #預設隱藏遊戲結束示意圖\nhint.hidden = True #預設隱藏遊戲示意圖\n\nclock = 0 #紀錄遊戲迴圈次數\nnext_direction = 90 #蛇下次移動的方向\nbodies = [] # 用來存放蛇的身體\nis_start = False #是否開始遊戲\nlevel = 0 #分數等級用來計算移動速度\n\nfood.move_to(930, 450)\nhead.move_to(330, 450)\n\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n\n    if key.up and head.direction != 180:\n        next_direction = 0\n    \n    if key.right and head.direction != 270:\n        next_direction = 90\n        \n    if key.down and head.direction != 0:\n        next_direction = 180\n    \n    if key.left and head.direction != 90:\n        next_direction = 270\n    \n    clock += 1\n    if clock % 10 == 0:\n\n        if head.touched(food):\n            food.x = random.randrange(20)*60 + 30\n            food.y = random.randrange(15)*60 + 30\n        \n        head.direction = next_direction\n        head.step_forward(60)\n\n\n\nforever(loop) #不斷執行遊戲迴圈\n\n\n#更新蛇的造型\ndef update_bodies_costume():\n    \n    diff = next_direction - head.direction\n    \n    if diff == 0: #蛇向前移動\n        bodies[0].costume_id = 0\n        \n    if diff == -90 or diff == 270: #蛇左轉移動\n        bodies[0].costume_id = 1\n            \n    if diff == 90 or diff == -270: #蛇右轉移動\n        bodies[0].costume_id = 2\n    \n    bodies[0].direction = next_direction #旋轉更新的身體\n    \n    bodies[-1].costume_id = 3 # 蛇身體最後的部分設為尾巴\n\n\n\n\n\n\n","created_at":"2020-07-29T22:56:18.580+08:00","updated_at":"2021-10-22T16:35:58.647+08:00","name":"貪食蛇（預設版）","language":"python","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/173589/223a97a553a02529535b4ce272a00aa6.jpg"},"parent_id":172288,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":217,"hashid":"yeys6jkg","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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